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Technical Data Sheet
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151-43049 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

151-43049: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, grip_length: 0.063 INCHES NOMINAL IN, head_height: 0.125 INCHES NOMINAL IN, head_length: 0.500 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-208-7378, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
151-43049
NSN: 5306-00-208-7378
FSC: 5306 — Bolts
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
grip_length0.063 INCHES NOMINAL IN
head_height0.125 INCHES NOMINAL IN
head_length0.500 INCHES NOMINAL IN
thread_class3A A
thread_length0.375 INCHES MAXIMUM IN
fastener_length0.438 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.438 INCHES NOMINAL IN
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN5306-00-208-7378
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 151-43049 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.438 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758,CON D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES NOMINAL IN
FASTENER LENGTH0.438 INCHES NOMINAL IN
THREAD LENGTH0.375 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758,CON D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.063 INCHES NOMINAL IN
HEAD LENGTH0.500 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 151-43049?
151-43049 is a BOLT,MACHINE.
What is the NSN for 151-43049?
151-43049 is cataloged in the U.S. Government catalog under NSN 5306-00-208-7378. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.